Download PDF by John F. Aloia (auth.), Harold H. Draper (eds.): Nutrition and Osteoporosis

By John F. Aloia (auth.), Harold H. Draper (eds.)

ISBN-10: 1475790929

ISBN-13: 9781475790924

ISBN-10: 1475790945

ISBN-13: 9781475790948

Nutrition and Osteoporosis: Seeing via a pitcher, Darkly (1 Cor. 13:12) This quantity of Advances in dietary study bargains with the current country of information relative to the function of nutrients within the etiology of osteoporosis, some of the most critical degenerative illnesses within the getting older inhabitants. As a again­ drop for next chapters on particular food, bankruptcy 1 offers a com­ prehensive account of the achieve and lack of bone in the course of the lifestyles cycle, with emphasis at the architectural adjustments in later existence that predispose to osteoporotic bone fractures. bankruptcy 2 records the prevalence of getting older bone loss via­ out human archeological heritage and bankruptcy three extends this documentation to all non-human vertebrate species to date tested, together with primates dwelling within the wild. it truly is obvious revolutionary lack of bone tissue is a typical accompaniment of getting older between better vertebrates. if it is a reason behind bone fractures in animals, because it is in people, continues to be unknown. It has additionally been tested that there are major adjustments within the frequency of osteoporotic fractures between human households, ethnic teams, nationwide populations and nutrition cultures. a number of experiences were performed with the intention to clarify those alterations, and plenty of of those take care of the prospective influence of nutrients. Protracted controversies over the position of food within the etiology of osteoporosis are mirrored within the contents of numerous of the resultant chapters.

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Extra resources for Nutrition and Osteoporosis

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They calculated a lifelong loss of 47% from the vertebrae, 30% from the midradius and 39% from the distal radius. , 1986). No change was found in the 20 John F. 01% per year was observed thereafter. 97% per year after menopause). The authors proposed that half of vertebral bone loss occurs prior to menopause. , 1985a) also indicated that there is substantial premenopausal loss from the spine and femur. In an earlier cross-sectional study, Mazess et a/. ( 1987) found that half of the 20-25% loss from the spine and femur occurred prior to menopause and that there was no loss over the age span 26-40 years.

Bone Joint Surg. 48A:299. , 1991, Relationships between bone and skin atrophies during aging, Acta Anat. 41:239. , 1976a, Changes in body chemical composition with age measured by total body neutron activation, Metabolism 25:85. , 1976b, The effect of aging on bone mass in adult women, Am. J. Physiol. 230:143. , 1977a, Body elemental composition: comparison between black and white adults, Am. J Physiol. 232:E419. , 1977b, Comparative skeletal mass and radial bone mineral content in black and white women, Metabolism 26:171.

1987) found a postmenopausal decline in the mass of the femur. More longitudinal studies will probably demonstrate an estrogen-dependent accentuation of bone Joss from the femur in postmenopausal women. It is pertinent to recall that during rapid perimenopausal bone Joss there is not only a change in bone mass but also in cancellous architecture that has long-term consequences for the prevention of osteoporotic fractures. These changes, reviewed by Parfitt et a/. (1983), include focal perforation of trabecular plates caused by increased resorption depth, generalized or focal reductions in trabecular thickness, preferential remodeling activity on inner trabeculae, and a stoichiometric relationship between resorption depth and trabecular thickness.

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Nutrition and Osteoporosis by John F. Aloia (auth.), Harold H. Draper (eds.)


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